Stepping stone



FIG. 1 is a top view of the stepping stone of present invention; and

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof; and,

FIG. 5 is a top perspective view thereof.

CLAIM The ornamental design for a stepping stone, as shown anddescribed.